Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design, it being understood that the pattern repeats uniformly throughout the circumference of the tread;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the opposite side elevational view being identical thereto; and,

FIG. 4 is an enlarged fragmentary perspective view.

In the drawings, the broken lines defining the sidewall and inner bead of a tire are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 